3rd grade Fossils review

Front

What is a fossil?

Back

The remains of an organism studied by scientists.

Front

How does an organism become fossilized in amber?

Back

A mosquito is caught in tree resin that hardens into rock.

Front

What can fossils tell us about the past?

Back

Fossils can show how long a species existed, how organisms are related, and the types of environments they lived in.

Front

What is NOT something we can learn from fossils?

Back

How organisms communicated with each other.

Front

How is a fossil formed from a dinosaur?

Back

A dinosaur died in the mud and minerals filled in the bones, keeping their shape.

Front

What does it mean when we say an organism is extinct?

Back

It means that the organism no longer exists on Earth.

Front

What is amber?

Back

Amber is tree resin that can trap and preserve organisms.

Front

What type of environment might a fossilized insect with pinchers suggest?

Back

The area must have once had lots of grass.

Front

What is sediment?

Back

Sediment is small particles of rock and soil that can bury organisms.

Front

What is the process of fossilization?

Back

The process where remains of organisms are preserved over time.